.agreement{
  width: 1200px;
  display: flex;
  justify-content: space-around;
  padding: 30px 0 60px 0;
}
.agreement_menu{
  width: 202px;
  height: 480px;
  margin-right: 10px;
  background-color: #fff;
}
.agreement_box{
  width: 100%;
  height: 480px;
  background-color: #fff;
}

.agreement_menu ul li{
  text-align: center;
  line-height: 54px;
  cursor: pointer;
  border-left: 2px solid #fff;
}
.agreement_menu ul li:hover{
  background-color: #f1f1f1;
  border-left: 2px solid #fafafa;
}
.agreement_menu ul li.menu_active{
  background-color: #ebebeb;
  color: #2a5fa1;
  border-left: 2px solid #2a5fa1;
}
.agreement_box h3{
  padding: 10px 20px;
  line-height: 54px;
  font-size: 24px;
  font-weight: 400;
  color: #333;
}
.agreement_box h3::before{
  content: "";
  display: block;
  float: left;
  width: 11px;
  height: 21px;
  background-image: url('../img/icon_left.png');
  background-size: 100%;
  margin-top: 17px;
  margin-right: 15px;
}
.agreement_box .agreement_content{
  padding: 10px 20px;
  max-height: 400px;
  line-height: 28px;
  color: #333;
  overflow: hidden;
  overflow-y: scroll;
}